Copy 'resource_filters.json' file to cinder config folder

Cinder use 'resource_filters.json' to config allowed filters,
copy the new added json file when set config files.

Change-Id: I397cb5859e2b3349af3cb07ee02b6463c6eccc35
Depends-On: 27aeba0b5d3cf64286125937e8336ba1d3b26b16
diff --git a/lib/cinder b/lib/cinder
index 9fc25c7..e3a687b 100644
--- a/lib/cinder
+++ b/lib/cinder
@@ -244,6 +244,10 @@
 
     configure_rootwrap cinder
 
+    if [[ -f "$CINDER_DIR/etc/cinder/resource_filters.json" ]]; then
+        cp -p "$CINDER_DIR/etc/cinder/resource_filters.json" "$CINDER_CONF_DIR/resource_filters.json"
+    fi
+
     cp $CINDER_DIR/etc/cinder/api-paste.ini $CINDER_API_PASTE_INI
 
     inicomment $CINDER_API_PASTE_INI filter:authtoken auth_host